/**
* header 移动端菜单
*/

.no-scroll {
  overflow-y: hidden;
}

.header.mobile {
  width: 100%;
  height: 50px;
  background-color: var(--vt-bg-color-card);
}
.header.mobile .header-nav {
  box-sizing: border-box;
  padding: 0px 5px;
  width: 100%;
  height: 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 2;
  box-shadow: 0px 0px 3px var(--vt-shadow-color);
}
.header.mobile .header-nav a.logo {
  display: block;
  height: 30px;
}
.header.mobile .header-nav a.logo img { height: 30px; }
.header.mobile .header-nav a.logo img[darkness]{ display:none; }
body.dark-mode .header.mobile .header-nav a.logo img[light]{ display:none; }
body.dark-mode .header.mobile .header-nav a.logo img[darkness]{ display:block; }

.header.mobile .header-nav a.top-nav-button {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 30px;
  height: 30px;
}
.header.mobile .header-nav a.top-nav-button i {
  font-size: 20px;
}

/**
 * 移动对话框
 */
.header.mobile .mobile-menu-modal {
  width: 100vw;
  height: 100vh;
  z-index: 80;
  position: fixed;
  top: 0;
  left: 0;
  background-color: var(--vt-bg-color-mask);
  display: none;
}
.header.mobile .mobile-menu-modal.show {
  display: flex;
}
.header.mobile .mobile-menu {
  box-sizing: content-box;
  background-color: var(--vt-bg-color-card);
  position: fixed;
  top: 0;
  right: 0;
  width: 80vw;
  height: 100vh;
  flex-direction: column;
  align-items: center;
  z-index: 6;
}
.header.mobile .mobile-menu .action-widget {
  height: 50px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 0 5px;
  box-sizing: border-box;
}
.header.mobile .action-widget .action-button {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 30px;
  height: 30px;
  margin-left: 10px;
  color: var(--vt-text-color);
  cursor: pointer;
}
.header.mobile .action-widget .action-button i {
  font-size: 20px;
}
.header.mobile .action-widget .action-button.dark-mode-button .moon {
  display: block;
}
.header.mobile .action-widget .action-button.dark-mode-button .sun {
  display: none;
}
.header.mobile .action-widget .action-button.dark-mode-button.dark .moon {
  display: none;
}
.header.mobile .action-widget .action-button.dark-mode-button.dark .sun {
  display: block;
}
.header.mobile .mobile-menu .mobile-ul {
  width: 100%;
  height: 80%;
  margin-top: 0px;
  box-sizing: border-box;
  padding: 10px 30px;
  overflow-y: scroll;
  scrollbar-width: none;
}
.header.mobile .mobile-menu .mobile-ul::-webkit-scrollbar {
  display: none;
  width: 0;
}
.header.mobile .mobile-ul li {
  width: 100%;
  height: auto;
  line-height: 30px;
  color: var(--vt-text-color);
  position: relative;
  margin: 15px auto;
}
.header.mobile .mobile-ul li > i {
  font-size: 22px;
  position: relative;
  top: 2px;
}
.header.mobile .mobile-ul li:after {
  content: "";
  clear: both;
}
.header.mobile .mobile-ul li a {
  font-size: 16px;
}
.header.mobile .mobile-ul li.menu-item-has-children i {
  position: absolute;
  font-size: 14px;
  top: 6px;
  right: 0px;
}
.header.mobile .mobile-ul .child-menu {
  margin-left: 20px;
  display: none;
}
.header.mobile .mobile-ul .menu-item-has-children.active > .child-menu {
  display: block;
}
.header.mobile .mobile-ul .menu-item-has-children.active > i {
  transform: rotate(180deg);
}

.header.mobile .mobile-ul li.fa-solid{ font-weight:normal; }
.header.mobile .mobile-ul li.fa-solid.menu-item::before { margin:0 2px 0 0; }
.header.mobile .mobile-ul li a{
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji" !important;
}


.header.mobile .mobile-search-modal.modal {
  width: 100vw;
  height: 100vh;
  z-index: 80;
  position: fixed;
  top: 0;
  left: 0;
  background-color: var(--vt-bg-color-mask);
  display: none;
  justify-content: center;
  align-items: center;
}
.header.mobile .mobile-search-modal.modal.show {
  display: flex;
}
.header.mobile .mobile-search-modal.modal .modal-dialog {
  position: relative;
  font-size: 18px;
  width: 90%;
  max-width: 300px;
  padding: 20px;
  border-radius: var(--vt-border-radius);
  background-color: var(--vt-bg-color-card);
  box-shadow: 0 0 3px var(--vt-shadow-color);
}
.header.mobile .mobile-search-modal.modal .modal-dialog .modal-close-button {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 30px;
  height: 30px;
  position: absolute;
  right: 0;
  top: 0;
}
.header.mobile .mobile-search-modal.modal .modal-dialog .modal-close-button i {
  font-size: 20px;
}
.header.mobile .mobile-search-modal.modal .modal-dialog .modal-header {
  text-align: center;
  margin-bottom: 20px;
  color: var(--vt-text-color);
}
.header.mobile .mobile-search-modal.modal .modal-dialog .field {
  width: 100%;
  height: 35px;
  box-sizing: border-box;
  margin-bottom: 20px;
  position: relative;
  font-size: 14px;
  color: var(--vt-text-color);
}
.header.mobile .mobile-search-modal.modal .modal-dialog .field-text input {
  width: 100%;
  height: 35px;
  box-sizing: border-box;
  color: var(--vt-text-color);
  border: 1px solid var(--vt-border-color);
  border-radius: var(--vt-border-radius);
  background-color: var(--vt-bg-color-card);
  text-indent: 10px;
}
.header.mobile .mobile-search-modal.modal .modal-dialog .field-button {
  margin-bottom: 0px;
}
.header.mobile .mobile-search-modal.modal .modal-dialog .field-button button {
  width: 100px;
  height: 35px;
  border: 1px solid transparent;
  background-color: var(--vt-color-primary);
  border-radius: var(--vt-border-radius);
  color: var(--vt-text-color-inverse);
  display: block;
  margin: 0px auto;
}

.header.pc {
  display: none;
}

/**
* header 900px+
*/
@media only screen and (min-width: 900px) {
  .header.mobile {
    display: none;
  }
  .header.pc {
    display: block;
    width: 100%;
    height: 60px;
    background-color: var(--vt-bg-color-card);
    box-shadow: 0px 0px 3px 0 var(--vt-shadow-color);
    z-index: 9;
    position: relative;
  }
  .header.pc .header-nav {
    width: 1200px;
    height: 60px;
    margin: 0px auto;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    position: relative;
  }
  .header.pc .header-nav a.logo {
    display: flex;
    height: 60px;
    min-width: 120px;
    width: auto;
    align-items: center;
    justify-content: flex-start;
    font-size: var(--vt-font-size-lg);
    float: left;
  }
  .header.pc .header-nav a.logo img {
    display: block;
    max-height: 70%;
  }
  .header.pc .header-nav a.logo img[darkness]{ display:none; }
  body.dark-mode .header.pc .header-nav a.logo img[light]{ display:none; }
  body.dark-mode .header.pc .header-nav a.logo img[darkness]{ display:block; }

  /**
   * PC 菜单样式
   */
  .header.pc .pc-nav {
    list-style: none;
    height: 60px;
    width: 820px;
    float: left;
    margin-left: 30px;
    padding: 0px;
    display: flex;
    flex-direction: row;
    overflow: visible;
  }
  .pc-nav li {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 9;
    height: 60px;
    min-width: 60px;
    box-sizing: border-box;
    padding: 0px 15px;
    flex: 0 0 auto;
  }
  .pc-nav li a {
    font-size: var(--vt-font-size-base);
    display: block;
    white-space: nowrap;
    height: 60px;
    line-height: 60px;
    box-sizing: border-box;
    font-weight: normal;
  }
  /* .pc-nav .menu-item.fa-solid { font-weight: normal; } */
  .pc-nav .menu-item.fa-solid::before {
    font-size: 17px !important;
    margin: 0 3px 0 0;
    position: relative;
    top: -1px;
  }
  .pc-nav li a i.fa-solid { font-size: 14px; font-weight: bold; }
  .pc-nav li a{
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji" !important;
}
  .child-menu {
    background-color: var(--vt-bg-color-card);
    box-shadow: 0 0 3px 0 var(--vt-shadow-color);
    border-radius: var(--vt-border-radius);
    position: absolute;
    top: 60px;
    left: 0;
    display: none;
    flex-direction: column;
  }
  .child-menu li {
    height: auto;
  }
  .child-menu li a {
    height: 45px;
    line-height: 45px;
  }
  .child-menu li a i {
    font-size: 16px;
    font-weight: 600;
    position: absolute;
    top: 0px;
    right: 3px;
  }
  .menu-item-has-children .menu-item-has-children {
    box-sizing: border-box;
    padding-right: 20px;
  }
  .menu-item-has-children .menu-item-has-children .child-menu {
    top: 0px;
    left: 100%;
  }
  .menu-item-has-children.active > .child-menu {
    display: flex;
  }
  .menu-item-has-children .menu-item-has-children i{
    top: 15px;
  }
  .menu-item-has-children.active > a i {
    display: inline-block;
    transform: rotate(180deg);
  }
  .menu-item-has-children .menu-item-has-children.active > a i {
    display: inline-block;
    transform: rotate(-90deg);
  }


  /* 登录注册等按钮 */
  .header.pc .header-button-group {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding-left: 10px;
    margin-left: auto;
    flex: 0 0 auto;
  }
  .header.pc .header-button-group .button {
    height: 30px;
    line-height: 30px;
    padding: 0px 10px;
    display: block;
    font-size: 15px;
    margin-left: 12px;
    border-radius: var(--vt-border-radius);
    border: 1px solid var(--vt-border-color);
  }
  .header.pc .header-button-group a.nav-button {
    width: 40px;
    /* height: 30px;
    line-height: 30px; */
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
  }
  .header.pc .header-button-group a.nav-button i {
    font-size: 20px;
    font-weight: 300;
  }
  .header.pc .header-button-group a.nav-button.dark-mode-button {
    transition: 0.3s all linear;
  }
  .header.pc .header-button-group .dark-mode-button .moon {
    display: block;
  }
  .header.pc .header-button-group .dark-mode-button .sun {
    display: none;
  }
  .header.pc .header-button-group .dark-mode-button.dark .moon {
    display: none;
  }
  .header.pc .header-button-group .dark-mode-button.dark .sun {
    display: block;
  }
  .header.pc .search-toggle-button.active {
    color: var(--vt-color-primary);
  }
  .header.pc .header-top-avatar {
    width: 30px;
    height: 30px;
    margin-left: 10px;
  }
  .header.pc .header-top-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
  }
  .header-nav::after {
    content: "";
    width: 0px;
    height: 0px;
    clear: both;
  }
  /* 搜索框 */
  .search-widget {
    width: 100%;
    min-height: 160px;
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    background-color: var(--vt-bg-color-card);
    box-shadow: 0 5px 5px 0 var(--vt-shadow-color);
    justify-content: flex-start;
    flex-direction: column;
    align-items: center;
    border-top: 1px solid var(--vt-border-color);
  }
  .search-widget.show {
    display: flex;
  }
  .search-widget .close-widget {
    width: 600px;
    display: flex;
    justify-content: flex-end;
    padding-top: 15px;
  }
  .search-widget .close-widget a i {
    font-size: 25px;
  }
  .search-widget .search {
    display: flex;
    width: 500px;
    height: 40px;
    margin-top: 20px;
    justify-content: space-between;
  }
  .search-widget .search input {
    width: 410px;
    outline: none;
    border: 1px solid var(--vt-border-color);
    border-radius: var(--vt-border-radius);
    text-indent: 10px;
  }
  .search-widget .search input:focus {
    box-shadow: 0 0 3px 0 var(--vt-color-primary);
  }
  .search-widget .search .search-button {
    width: 80px;
    border: 1px solid var(--vt-color-primary);
    background-color: var(--vt-color-primary);
    border-radius: var(--vt-border-radius);
  }
  .search-widget .search-button i {
    font-size: 18px;
    color: var(--vt-text-color-inverse);
  }
  /* 用户中心弹窗 */
  .header.pc .user-widget {
    position: absolute;
    right: 0;
    top: 60px;
    width: 200px;
    min-height: 100px;
    padding: 15px;
    background-color: var(--vt-bg-color-card);
    box-shadow: 0 0 5px 0 var(--vt-shadow-color);
    border-radius: var(--vt-border-radius);
    overflow: hidden;
    display: none;
  }
  .header.pc .user-widget.show {
    display: block;
  }
  .user-widget .user-header {
    display: flex;
  }
  .user-widget .user-header .avatar {
    width: 45px;
    height: 45px;
    object-fit: cover;
    border-radius: 50%;
    border: 1px solid var(--vt-border-color);
    margin-right: 10px;
  }
  .user-widget .user-header .user-meta {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: var(--vt-font-size-sm);
  }
  .user-widget .user-header .user-nickname {
    color: var(--vt-text-color);
    font-size: var(--vt-font-size-base);
    font-weight: bold;
  }
  .user-widget .user-header .user-more {
    margin-top: 7px;
    color: var(--vt-text-color-grey);
  }
  .user-widget .links-widget {
    display: flex;
    flex-direction: column;
    margin-top: 15px;
  }
  .user-widget .links-widget a {
    font-size: 15px;
    margin: 5px 0;
  }
  .user-widget .links-widget i {
    color: var(--vt-color-primary);
    display: inline-block;
    position: relative;
    top: 1px;
    font-size: 18px;
    margin-right: 7px;
  }
}
